Oppo Realme C33 vs Samsung Galaxy A03

45 out 100

VS

37 out 100

Compared 2 smartphones : Oppo Realme C33 Manufactured in September, 2022, with display 6.5 with chipsetUnisoc Tiger T612, vs Samsung Galaxy A03, Manufactured in January, 2022 with chipsetUnisoc T606. Below are specs, tests, pros and cons for each device

Key Differences

Device key advantages

Reasons to choose Oppo Realme C33

Lighter design: 187g vs 196g
Fingerprint scanner

Reasons to choose Samsung Galaxy A03

Supports Dolby Atmos

Versions

Available versions and configurations

Memory Options

- 3/32 GB
- 4/64 GB
- 4/128 GB

- 2/32 GB
- 3/32 GB
- 3/64 GB
- 4/32 GB
- 4/64 GB
- 4/128 GB

Review

Key Specs Oppo Realme C33 and Samsung Galaxy A03

Display

Color accuracy, sharpness & brightness

Oppo Realme C33

44

Samsung Galaxy A03

41

Camera

Main & front camera tests

Oppo Realme C33

55

Samsung Galaxy A03

29

Performance

App & system performance

Oppo Realme C33

22

Samsung Galaxy A03

18

Games

3D gaming performance

Oppo Realme C33

17

Samsung Galaxy A03

16

Battery

Battery life, charging speed & type

Oppo Realme C33

70

Samsung Galaxy A03

63

Connectivity

Connectivity features

Oppo Realme C33

47

Samsung Galaxy A03

50

NanoReview Score

Overall score by NanoReview

Oppo Realme C33

45

Samsung Galaxy A03

37

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Function

Importance (Weight)

Display:

Camera:

Performance:

Gaming:

Battery:

Connectivity:

Higher weight means greater impact on NanoReview score.

Display

Display quality comparison

Type	IPS LCD	PLS TFT
Size	6.5 in	6.5 in
Resolution	720x1600 pixels	720x1600 pixels
Aspect ratio	20:9	20:9
Pixel density	270 ppi	270 ppi
Refresh rate	60 Hz	60 Hz
Adaptive refresh rate	No	No
Max brightness	400 nits	400 nits
HDR support	No	No
Touch Sampling Rate	120 Hz	n/a
Screen-to-body ratio	82.1 %	81.9 %

Peak brightness (auto)

Oppo Realme C33

n/a

Samsung Galaxy A03

418 nits

sRGB gamut	n/a	96 %
Response time	n/a	45 ms
Contrast	n/a	1641:1

Sources: NotebookCheck [Samsung Galaxy A03]

Design & Build

Design and ergonomics comparison

Height	164.2 mm (6.46 in)	164.2 mm (6.46 in)
Width	75.7 mm (2.98 in)	75.9 mm (2.99 in)
Thickness	8.3 mm (0.33 in)	9.1 mm (0.36 in)
Weight	187 g (6.6 oz)	196 g (6.91 oz)
Water resistance	No	No
Back panel	Plastic	Plastic
Frame	Plastic	Plastic
Colors	- Gold - Blue	- Black - Blue - Red
Fingerprint sensor	Yes In-Button	No

Screen-to-body ratio

Oppo Realme C33

82.1 %

Samsung Galaxy A03

81.9 %

Performance

Testing Oppo Realme C33 and Samsung Galaxy A03 In benchmarks

Chipset	Unisoc Tiger T612	Unisoc T606
Max Frequency	1800 MHz	1600 MHz
CPU Cores	8 (2 + 6)	8 (2 + 6)
Architecture	- 6/1.8 (Cortex-A55) - 2/1.8 (Cortex-A75)	- 6/1.6 (Cortex-A55) - 2/1.6 (Cortex-A75)
Process	TSMC	TSMC
Transistor Size	12 nm	12 nm
Neural Processor	n/a	No
Graphics	Mali-G57 MP1	Mali-G57 MP1
GPU Cores	32	32
GPU Frequency	614 MHz	650 MHz
FLOPS	78.6 GFLOPS	83.2 GFLOPS

Geekbench 6 (Single-Core)

Oppo Realme C33

428

Samsung Galaxy A03

371

Geekbench 6 (Multi-Core)

Oppo Realme C33

1428

Samsung Galaxy A03

1255

Geekbench 6 (Single-Core)	428	371
Geekbench 6 (Multi-Core)	1428	1255

Sources: Geekbench v6 [Oppo Realme C33], [Samsung Galaxy A03]

AnTuTu 10

Oppo Realme C33

249559

Samsung Galaxy A03

208818

CPU	86258	77300
GPU	22575	22121
Memory	83768	49186
UX	56958	60211
NanoReview Score	249559	208818

3DMark Wild Life

Oppo Realme C33

417

Samsung Galaxy A03

407

Max Surface Temp.	n/a	43.2 °C
Stability	98 %	97 %
Graphics Test	2 fps	2 fps
Graphics Score	417	407

Sources: 3DMark [Oppo Realme C33], [Samsung Galaxy A03]

PCMark 3.0

Oppo Realme C33

7420

Samsung Galaxy A03

6773

Writing score	9814	8595
Web score	6974	6021
Video editing	4641	3936
Data manipulation	5574	5354
NanoReview Score	7420	6773

Memory

RAM Size	- 3 GB - 4 GB	- 3 GB - 4 GB
Memory Type	LPDDR4X	LPDDR4X
Channels	2	2

Storage Capacity	- 32 GB - 64 GB - 128 GB	- 32 GB - 64 GB - 128 GB
Storage Type	UFS 2.2	eMMC 5.1
Memory Card	MicroSD	MicroSD

Software

OS	Android 12	Android 11 (Upgradeable to Android 13)
OS Size	n/a	13.5 GB
UI Skin	Realme UI S	One UI Core 5.1

Battery

Volume	5000 mAh	5000 mAh
Max Charging Power	10 W	15 W
Battery Type	Li-Po	Li-ion
Removable	No	No
Wireless Charging	No	No
Reverse Charging	No	No
Fast Charging	No	Yes (20% in 40 min)
Full Charge Time	3:00 h	3:35 h

Battery Life

Oppo Realme C33

n/a

Samsung Galaxy A03

21:21

Web Browsing	n/a	09:11 h
Video Playback	n/a	11:46 h
Games	n/a	05:23 h
Standby Mode	n/a	103 h

Main camera

Matrix	50 MP	48 MP
Photo resolution	8192x6144 pixels	8000x6000 pixels
Zoom	Digital	Digital
Flash	LED	LED
Stabilization	Digital	Digital
8K Recording	No	No
4K Recording	No	No
1080p Recording	Yes (Up to 30 fps)	Yes (Up to 30 fps)
Slow Motion	No	No
Lenses count	Standard: 50 MP Depth: 0.3 MP	Standard: 48 MP Depth: 2 MP
Features	Bokeh effect	Bokeh effect

Matrix	50 MP	48 MP
Aperture	f/1.8	f/1.8
Pixel size	n/a	0.8 μm
Autofocus	Phase autofocus	Phase autofocus
Stabilization	Digital	Digital

Front camera

Matrix	5 MP	5 MP
Photo resolution	2560x1960 pixels	2560x1960 pixels
Aperture	f/2.2	f/2.2
Focal length	27 mm	n/a
Sensor	CMOS	CMOS
Sensor size	1/5.0	n/a
Autofocus	No	No
Stabilization	Digital	Digital
Video resolution	720p at 30 fps	1080p (Full HD) at 30 fps
TOF 3D sensor	No	No

Connectivity

Wi-Fi version	Wi-Fi 4 (802.11 a/b/g/n)	Wi-Fi 5 (802.11 a/b/g/n/ac)
Wi-Fi features	- Wi-Fi Direct - Wi-Fi Hotspot - Wi-Fi Display	- Dual Band - Wi-Fi Direct - Wi-Fi Hotspot - Wi-Fi Display
Bluetooth version	5	5
Bluetooth features	LE, A2DP	LE, A2DP
USB type	Micro USB	Micro USB
USB version	2	2
USB features	- Charging - USB Storage Mode	- Charging - USB Storage Mode
GPS	- GPS - GLONASS - Galileo	- GPS - GLONASS - Beidou - Galileo - QZSS
NFC*	Varies by region	No
Infrared Port	No	No

SIM Count*	2	2
SIM Type	Nano	Nano
SIM Mode	Dual SIM Standby	Dual SIM Standby
eSIM Support *	No	No
Hybrid Slot	No	No
2G Bands	GSM 850/900/1800/1900	GSM GSM850, GSM900, DCS1800
3G Bands	WCDMA Bands 1/5/8	UMTS B1 (2100), B5(850), B8 (900)
LTE Bands*	LTE (B/B1/B3/B5/B8/B38/B40/B41)	LTE (B1/B3/B5/B7/B8/B20/B28/B38/B40/B41)
LTE category	7	4
5G Support	No	No

Sound

Speakers	Mono	Mono
3.5 mm Jack	Yes	Yes
Dolby Atmos	No	Yes

Max Volume

Oppo Realme C33

n/a

Samsung Galaxy A03

81.9 dB

Other

Class	Budget	Budget
Announced	September, 2022 yr	November, 2021 yr
Release Date	September, 2022 yr	January, 2022 yr
Launch Price ($)	140	140
Sensors	- Proximity Sensor - Accelerometer - Ambient Light Sensor - Fingerprint sensor	- Proximity Sensor - Accelerometer - Ambient Light Sensor
Charger Included	Yes 10 W	Yes 8 W

Results

No clear favorite identified yet; updates may follow as new data arrives.

Survey

Which smartphone would you pick?

Oppo Realme C33

0 (0%)

Samsung Galaxy A03

0 (0%)

Total Votes: 0

Oppo Realme C33 vs Samsung Galaxy A03

Key Differences

Versions

Review

Tests & specs

Display

Design & Build

Performance

Memory

Software

Battery

Main camera

Front camera

Connectivity

Sound

Other

Results

Survey

User comments